//引入模块
let http = require('http');
let fs = require('fs');
//创建服务器
http.createServer(function (request, response) {
     if (request.method == 'GET') {
          //GET请求
          fs.readFile('login.html', function (error, data) {
               response.writeHead(200, { 'Content-Type': 'text/html' });
               response.end(data);
          });
     } else if (request.method == 'POST') {
          //POST请求
          request.on('data', function (data) {
               response.writeHead(200, { 'Content-Type': 'text/html' });
               response.end('<h1>' + data + '</h1>');
          });
     }
}).listen(52273, function () {
     console.log('服务器监听地址是 http://127.0.0.1:52273');
});